18916362

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 44928000

約数和(自身を除く): 26011638

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 103, 114, 171, 179, 206, 309, 342, 358, 513, 537, 618, 927, 1026, 1074, 1611, 1854, 1957, 2781, 3222, 3401, 3914, 4833, 5562, 5871, 6802, 9666, 10203, 11742, 17613, 18437, 20406, 30609, 35226, 36874, 52839, 55311, 61218, 91827, 105678, 110622, 165933, 183654, 331866, 350303, 497799, 700606, 995598, 1050909, 2101818, 3152727, 6305454, 9458181, 18916362]

約数ペア:

[(1, 18916362), (2, 9458181), (3, 6305454), (6, 3152727), (9, 2101818), (18, 1050909), (19, 995598), (27, 700606), (38, 497799), (54, 350303), (57, 331866), (103, 183654), (114, 165933), (171, 110622), (179, 105678), (206, 91827), (309, 61218), (342, 55311), (358, 52839), (513, 36874), (537, 35226), (618, 30609), (927, 20406), (1026, 18437), (1074, 17613), (1611, 11742), (1854, 10203), (1957, 9666), (2781, 6802), (3222, 5871), (3401, 5562), (3914, 4833)]